1004304454452 has 288 divisors, whose sum is σ = 2854617292800. Its totient is φ = 305179684992.

The previous prime is 1004304454429. The next prime is 1004304454481. The reversal of 1004304454452 is 2544544034001.

1004304454452 is a `hidden beast` number, since 100 + 4 + 3 + 0 + 4 + 4 + 544 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1351687993 + ... + 1351688735.

It is an arithmetic number, because the mean of its divisors is an integer number (9911865600).

Almost surely, 2^{1004304454452} is an apocalyptic number.

1004304454452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1004304454452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1427308646400).

1004304454452 is an abundant number, since it is smaller than the sum of its proper divisors (1850312838348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1004304454452 is a wasteful number, since it uses less digits than its factorization.

1004304454452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1604 (or 1583 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 1004304454452 its reverse (2544544034001), we get a palindrome (3548848488453).

The spelling of 1004304454452 in words is "one trillion, four billion, three hundred four million, four hundred fifty-four thousand, four hundred fifty-two".